{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010688},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010927","490:4900010936","490:4900010776","490:4900010513","490:4900010602","490:4900011390","490:4900011015","490:4900010686","490:4900011973","490:4900011018","490:4900010940","490:4900011096","490:4900011322","490:4900011510","490:4900010775","490:4900010671","490:4900011238","490:4900010516","490:4900011912","490:4900010757","490:4900011082","490:4900011011","490:4900010600","490:4900010937","490:4900011252"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4822741205341495,0.4808542273220552,0.46760574012586986,0.45210143204152503,0.41651056917470775,0.4073104744905903,0.4048085745599283,0.3986996441283715,0.3768199865990035,0.35170231773483973,0.33926262485491593,0.32727159680902085,0.32356952969631897,0.32111438952753474,0.28962397966629994,0.28142081050745293,0.2725452791004891,0.2700334547167794,0.24904366835867794,0.23896084685075653,0.23833552808941438,0.22672970212170757,0.22381381961412875,0.21772202937795412,0.21766916570833547],"twin_dists":[0.15684651117085213,0.15716327554515502,0.16013369168769148,0.16364687544330822,0.17189058319887449,0.17406859534461747,0.17466462240561487,0.176126940213313,0.1814516889685639,0.18775468655297806,0.19096238383083428,0.19411477966510193,0.195100812635362,0.19575819660676902,0.20445823533315144,0.20681501288110796,0.20941233266533324,0.2101567796608302,0.21655393856019126,0.2197494410154027,0.21995047286783417,0.22374601705565117,0.22471970046235878,0.22678154189537958,0.22679960241987224],"n_dims_used":45,"mean_confidence":0.8859525892469619},"coverage":{"mean_confidence":0.8859525892469619,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}